Fencing top rail



This application is related to U.S. design application Ser. No. 29/618,692, filed 22 Sep. 2017 and U.S. design application Ser. No. 29/618,695, filed 22 Sep. 2017.

FIG. 1 is a top, perspective view of a fencing top rail;

FIG. 2 is a bottom, perspective view of the fencing top rail;

FIG. 3 is a right, end view of the fencing top rail;

FIG. 4 is a left, end view of the fencing top rail;

FIG. 5 is a top, plan view of the fencing top rail;

FIG. 6 is a bottom, plan view of the fencing top rail;

FIG. 7 is a right, side view of the fencing top rail; and,

FIG. 8 is a left, side view of the fencing top rail. 

CLAIM The ornamental design for a fencing top rail, as shown and described. 